Date: Tue, 26 Nov 2019 15:24:06 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r355112 - stable/11/sys/dev/ioat Message-ID: <201911261524.xAQFO6Pd078361@repo.freebsd.org>
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Author: mav Date: Tue Nov 26 15:24:06 2019 New Revision: 355112 URL: https://svnweb.freebsd.org/changeset/base/355112 Log: MFC r354841: Add ioat_get_domain() to ioat(4) KPI. This allows NUMA-aware consumers to reduce inter-domain traffic. Modified: stable/11/sys/dev/ioat/ioat.c stable/11/sys/dev/ioat/ioat.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/ioat/ioat.c ============================================================================== --- stable/11/sys/dev/ioat/ioat.c Tue Nov 26 15:23:24 2019 (r355111) +++ stable/11/sys/dev/ioat/ioat.c Tue Nov 26 15:24:06 2019 (r355112) @@ -913,6 +913,15 @@ ioat_get_capabilities(bus_dmaengine_t dmaengine) } int +ioat_get_domain(bus_dmaengine_t dmaengine, int *domain) +{ + struct ioat_softc *ioat; + + ioat = to_ioat_softc(dmaengine); + return (bus_get_domain(ioat->device, domain)); +} + +int ioat_set_interrupt_coalesce(bus_dmaengine_t dmaengine, uint16_t delay) { struct ioat_softc *ioat; Modified: stable/11/sys/dev/ioat/ioat.h ============================================================================== --- stable/11/sys/dev/ioat/ioat.h Tue Nov 26 15:23:24 2019 (r355111) +++ stable/11/sys/dev/ioat/ioat.h Tue Nov 26 15:24:06 2019 (r355112) @@ -131,6 +131,7 @@ void ioat_put_dmaengine(bus_dmaengine_t dmaengine); int ioat_get_hwversion(bus_dmaengine_t dmaengine); size_t ioat_get_max_io_size(bus_dmaengine_t dmaengine); uint32_t ioat_get_capabilities(bus_dmaengine_t dmaengine); +int ioat_get_domain(bus_dmaengine_t dmaengine, int *domain); /* * Set interrupt coalescing on a DMA channel.
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